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   1 /*
   2  * arch/arm/mach-orion5x/rd88f5181l-fxo-setup.c
   3  *
   4  * Marvell Orion-VoIP FXO Reference Design Setup
   5  *
   6  * This file is licensed under the terms of the GNU General Public
   7  * License version 2.  This program is licensed "as is" without any
   8  * warranty of any kind, whether express or implied.
   9  */
  10
  11 #include <linux/kernel.h>
  12 #include <linux/init.h>
  13 #include <linux/platform_device.h>
  14 #include <linux/pci.h>
  15 #include <linux/irq.h>
  16 #include <linux/mtd/physmap.h>
  17 #include <linux/mv643xx_eth.h>
  18 #include <asm/mach-types.h>
  19 #include <asm/gpio.h>
  20 #include <asm/leds.h>
  21 #include <asm/mach/arch.h>
  22 #include <asm/mach/pci.h>
  23 #include <asm/arch/orion5x.h>
  24 #include "common.h"
  25 #include "mpp.h"
  26
  27 /*****************************************************************************
  28  * RD-88F5181L FXO Info
  29  ****************************************************************************/
  30 /*
  31  * 8M NOR flash Device bus boot chip select
  32  */
  33 #define RD88F5181L_FXO_NOR_BOOT_BASE            0xff800000
  34 #define RD88F5181L_FXO_NOR_BOOT_SIZE            SZ_8M
  35
  36
  37 /*****************************************************************************
  38  * 8M NOR Flash on Device bus Boot chip select
  39  ****************************************************************************/
  40 static struct physmap_flash_data rd88f5181l_fxo_nor_boot_flash_data = {
  41         .width          = 1,
  42 };
  43
  44 static struct resource rd88f5181l_fxo_nor_boot_flash_resource = {
  45         .flags          = IORESOURCE_MEM,
  46         .start          = RD88F5181L_FXO_NOR_BOOT_BASE,
  47         .end            = RD88F5181L_FXO_NOR_BOOT_BASE +
  48                           RD88F5181L_FXO_NOR_BOOT_SIZE - 1,
  49 };
  50
  51 static struct platform_device rd88f5181l_fxo_nor_boot_flash = {
  52         .name                   = "physmap-flash",
  53         .id                     = 0,
  54         .dev            = {
  55                 .platform_data  = &rd88f5181l_fxo_nor_boot_flash_data,
  56         },
  57         .num_resources          = 1,
  58         .resource               = &rd88f5181l_fxo_nor_boot_flash_resource,
  59 };
  60
  61
  62 /*****************************************************************************
  63  * General Setup
  64  ****************************************************************************/
  65 static struct orion5x_mpp_mode rd88f5181l_fxo_mpp_modes[] __initdata = {
  66         {  0, MPP_GPIO },               /* LED1 CardBus LED (front panel) */
  67         {  1, MPP_GPIO },               /* PCI_intA */
  68         {  2, MPP_GPIO },               /* Hard Reset / Factory Init*/
  69         {  3, MPP_GPIO },               /* FXS or DAA select */
  70         {  4, MPP_GPIO },               /* LED6 - phone LED (front panel) */
  71         {  5, MPP_GPIO },               /* LED5 - phone LED (front panel) */
  72         {  6, MPP_PCI_CLK },            /* CPU PCI refclk */
  73         {  7, MPP_PCI_CLK },            /* PCI/PCIe refclk */
  74         {  8, MPP_GPIO },               /* CardBus reset */
  75         {  9, MPP_GPIO },               /* GE_RXERR */
  76         { 10, MPP_GPIO },               /* LED2 MiniPCI LED (front panel) */
  77         { 11, MPP_GPIO },               /* Lifeline control */
  78         { 12, MPP_GIGE },               /* GE_TXD[4] */
  79         { 13, MPP_GIGE },               /* GE_TXD[5] */
  80         { 14, MPP_GIGE },               /* GE_TXD[6] */
  81         { 15, MPP_GIGE },               /* GE_TXD[7] */
  82         { 16, MPP_GIGE },               /* GE_RXD[4] */
  83         { 17, MPP_GIGE },               /* GE_RXD[5] */
  84         { 18, MPP_GIGE },               /* GE_RXD[6] */
  85         { 19, MPP_GIGE },               /* GE_RXD[7] */
  86         { -1 },
  87 };
  88
  89 static struct mv643xx_eth_platform_data rd88f5181l_fxo_eth_data = {
  90         .phy_addr       = -1,
  91 };
  92
  93 static void __init rd88f5181l_fxo_init(void)
  94 {
  95         /*
  96          * Setup basic Orion functions. Need to be called early.
  97          */
  98         orion5x_init();
  99
 100         orion5x_mpp_conf(rd88f5181l_fxo_mpp_modes);
 101
 102         /*
 103          * Configure peripherals.
 104          */
 105         orion5x_ehci0_init();
 106         orion5x_eth_init(&rd88f5181l_fxo_eth_data);
 107         orion5x_uart0_init();
 108
 109         orion5x_setup_dev_boot_win(RD88F5181L_FXO_NOR_BOOT_BASE,
 110                                    RD88F5181L_FXO_NOR_BOOT_SIZE);
 111         platform_device_register(&rd88f5181l_fxo_nor_boot_flash);
 112 }
 113
 114 static int __init
 115 rd88f5181l_fxo_pci_map_irq(struct pci_dev *dev, u8 slot, u8 pin)
 116 {
 117         int irq;
 118
 119         /*
 120          * Check for devices with hard-wired IRQs.
 121          */
 122         irq = orion5x_pci_map_irq(dev, slot, pin);
 123         if (irq != -1)
 124                 return irq;
 125
 126         /*
 127          * Mini-PCI / Cardbus slot.
 128          */
 129         return gpio_to_irq(1);
 130 }
 131
 132 static struct hw_pci rd88f5181l_fxo_pci __initdata = {
 133         .nr_controllers = 2,
 134         .swizzle        = pci_std_swizzle,
 135         .setup          = orion5x_pci_sys_setup,
 136         .scan           = orion5x_pci_sys_scan_bus,
 137         .map_irq        = rd88f5181l_fxo_pci_map_irq,
 138 };
 139
 140 static int __init rd88f5181l_fxo_pci_init(void)
 141 {
 142         if (machine_is_rd88f5181l_fxo()) {
 143                 orion5x_pci_set_cardbus_mode();
 144                 pci_common_init(&rd88f5181l_fxo_pci);
 145         }
 146
 147         return 0;
 148 }
 149 subsys_initcall(rd88f5181l_fxo_pci_init);
 150
 151 MACHINE_START(RD88F5181L_FXO, "Marvell Orion-VoIP FXO Reference Design")
 152         /* Maintainer: Nicolas Pitre <nico@marvell.com> */
 153         .phys_io        = ORION5X_REGS_PHYS_BASE,
 154         .io_pg_offst    = ((ORION5X_REGS_VIRT_BASE) >> 18) & 0xFFFC,
 155         .boot_params    = 0x00000100,
 156         .init_machine   = rd88f5181l_fxo_init,
 157         .map_io         = orion5x_map_io,
 158         .init_irq       = orion5x_init_irq,
 159         .timer          = &orion5x_timer,
 160         .fixup          = tag_fixup_mem32,
 161 MACHINE_END